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Mundifex Docs

Get Help

Practical docs for Mundifex tools, file formats, account limits, APIs, and the common workflows that connect lexicons, sound changes, geology, and maps.

I have a lexicon file
  1. Open Lexicon Explorer and upload a VulgarLang export or compatible JSON files.
  2. Search, filter, seed, or export the normalized JSON snapshot.
  3. Use Extract Phonology to prepare data for the Simple Sound Change Generator.
Open Lexicon Explorer
I want sound changes
  1. Extract phonology from a lexicon, or load a saved phonology JSON file.
  2. Stack change passes in the Simple or Advanced generator.
  3. Open the generated rules in the Sound Change Applier and apply them to a word list.
Open Simple Generator
I want place names
  1. Open Simple Toponymy Generator and upload a compatible lexicon.
  2. Choose a terrain preset, then select translated words for each first-element and second-element pool.
  3. Generate compounds, correct final names, and export generated toponymy JSON.
Open Toponymy Generator
I want maps and worlds
  1. Use Globe Viewer or Globe Timeline for browser-only map inspection.
  2. Use WorldEngine Builder for generated worlds when your account has access.
  3. Download ZIP artifacts when your plan allows artifact downloads.
Open WorldEngine

Free Linguistics Tools

Lexicon Explorer
FreeNo login

Load VulgarLang exports or compatible JSON, inspect multiple lexicons, search words, export normalized JSON, or export a single column such as spellings, pronunciations, translations, parts of speech, etymologies, or lexicon names.

Phonology Extractor
FreeBrowser-only

Extract a reusable phonology JSON inventory from lexicon pronunciations. Use the download for later, or forward it directly to the Simple Sound Change Generator through URL parameters.

Simple Sound Change Generator
FreeSCA output

Generate deterministic, inventory-aware SCA rules from a phonology. Choose terrain, climate, biome, or change-family passes such as vowel shift, consonant shift, lenition, fortition, and syllable restructuring.

Simple Toponymy Generator
FreeBrowser-only

Build agglutinative and concatenative place-name systems from lexicon words. Start from Koeppen, CK3-style, or Holdridge terrain presets, search translations for likely first and second elements, select the words that belong in each category, generate compounds, correct the final names, and export config or generated-name JSON.

Sound Change Applier
FreeAPI

Apply SCA²-style sound changes to word lists, save and load JSON workspaces, load .sc files, copy share URLs, and use the REST API for batch jobs up to 10,000 entries.

Calligraphy
FreeNo login

Draw script samples, glyph concepts, title lettering, and cultural marks in the browser with angle-aware calligraphy brushes, optional guides, uploaded brush stamps, undo/redo, and PNG export.

Advanced Linguistics Tools

Lexicon Studio
LoginStorage

Save imported lexicons to your account, create blank lexicons, trim large imports, edit words, and publish shareable lexicon links. Free accounts get limited storage; Plus and Creator raise the limits.

Phonotactics Extractor
PlusJSON profile

Create a versioned phonotactics profile for advanced generation. The profile includes aggregate syllable templates, onsets, codas, clusters, vowel sequences, positional frequencies, sample coverage, and extraction assumptions.

Advanced Sound Change Generator
PlusEvidence-ranked

Use a phonotactics profile to generate corpus-aware SCA rules. Results include confidence, evidence, warnings, downloadable SCA workspaces, and downloadable analysis JSON.

Geology And Cartography

Featured Worlds
CreatorPublishing

Build a hosted world hub around public maps, lexicons, assets, article pages, and project links while keeping deeper world-bible knowledge private. Creator accounts can manage one Featured World; Studio/API and manual internal accounts are intended for larger or custom-domain setups.

Mineral Formation
FreeAPI

Describe tectonic, sedimentary, and surface history to get plausible minerals, gemstones, materials, accessibility notes, and ranked resource signals. The same model is available as a lightweight JSON API.

Globe Viewer
FreeNo login

Preview map textures and world imagery on a 3D globe in the browser.

Globe Timeline
FreeNo login

Compare map images as a timeline so you can inspect eras, climate passes, or world-history stages.

WorldEngine Builder
LoginWorld builds

Generate procedural worlds with elevation, ocean, precipitation, temperature, biome, rivers, satellite, icecap, and ZIP artifact outputs. Completed worlds can be kept private, shared by unlisted link, or published to Community Worlds.

Import And Export Formats

Lexicons

Lexicon Explorer and Studio accept VulgarLang exports or compatiblelanguages*.json andwords*.json files. Explorer can export normalized JSON or one filtered column at a time.

Phonology JSON

Produced by Phonology Extractor. Use it to seed the Simple Sound Change Generator by file upload or URL parameter.

Phonotactics JSON

Produced by Phonotactics Extractor. Use it with the Advanced Sound Change Generator and keep it with your project notes for repeatable analysis.

SCA Workspaces

Generators export SCA-compatible workspaces that can be loaded by the Sound Change Applier. The applier can also save and load Mundifex JSON workspaces.

APIs And URL Parameters

Sound Change API

Stateless GET and POST endpoints for SCA²-style rules. Send rules plus words or lexicon; optional params include categories, rewrites, output format, rewrite-on-output, and intermediate stages.

Read API reference

Mineral Formation API

GET and POST endpoints for geologic timelines, presets, or domain-aware text. Returns ranked resources, signals, notes, and accessibility guidance as JSON.

Read API reference

Tool-to-tool links use URL parameters where practical. Very large generated artifacts should be downloaded as files instead of shared as URLs.

Plans And Limits

Free

No-login tools, 3 saved lexicons at 500 words each, 3 saved 512x512 WorldEngine worlds, 1 active job.

Plus

25 saved lexicons, 5,000 words per lexicon, phonotactics and advanced sound changes, 5 saved worlds, 1 active job, 30-day artifacts.

Creator

100 saved lexicons, 25,000 words per lexicon, batch-friendly workflows, 20 saved worlds, 3 active jobs, 90-day artifacts, and one Featured World hub.

Studio/API

Coming later for higher-volume automation, teams, commercial workflows, and stronger API limits.

Inactive, unpaid, canceled, or incomplete paid subscriptions fall back to Free limits until billing is active again.

Troubleshooting

Imports fail

Check that JSON files are valid and that matching language and word exports are uploaded together. For Studio saves, trim imports to your plan's word limit.

A generator has no rules

The input inventory may be too small or missing pronunciations. Add more pronounced words, extract again, and try fewer rules per change pass.

WorldEngine is unavailable

Sign in first. If the builder is still hidden or blocked, your account may not have rollout access yet, or you may have hit active-job or saved-world limits.

Billing looks stale

Use Billing Help to refresh your plan state or open the Stripe portal. If support is needed, include your account email and the plan you expected to see.

Support Checklist

When emailing support, include the tool name, what you tried, the file type involved, the exact error text, and whether you were signed in. For billing issues, include the account email and whether the issue is checkout, portal access, renewal, or limits.